<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>机构</title>

  <style>
    /* 去除浏览器差异 */
    /* http://meyerweb.com/eric/tools/css/reset/
      v2.0 | 20110126
      License: none (public domain)
    */

    html, body, div, span, applet, object, iframe,
    h1, h2, h3, h4, h5, h6, p, blockquote, pre,
    a, abbr, acronym, address, big, cite, code,
    del, dfn, em, img, ins, kbd, q, s, samp,
    small, strike, strong, sub, sup, tt, var,
    b, u, i, center,
    dl, dt, dd, ol, ul, li,
    fieldset, form, label, legend,
    table, caption, tbody, tfoot, thead, tr, th, td,
    article, aside, canvas, details, embed,
    figure, figcaption, footer, header, hgroup,
    menu, nav, output, ruby, section, summary,
    time, mark, audio, video {
        margin: 0;
        padding: 0;
        border: 0;
        font-size: 100%;
        font: inherit;
        vertical-align: baseline;
    }
    /* HTML5 display-role reset for older browsers */
    article, aside, details, figcaption, figure,
    footer, header, hgroup, menu, nav, section {
        display: block;
    }
    body {
        line-height: 1;
    }
    ol, ul {
        list-style: none;
    }
    blockquote, q {
        quotes: none;
    }
    blockquote:before, blockquote:after,
    q:before, q:after {
        content: '';
        content: none;
    }
    table {
        border-collapse: collapse;
        border-spacing: 0;
    }

  </style>


  <style>
    
    html,body{
      width: 100%;
      height: 100%;
      background-color:#FFF;
    }
  
    .container{
      width: 100%;
    }


    /* 菜单 */
    .container .menu{
      position: fixed;
      top: 0;
      width: 200px;
      bottom: 0;
      background-color: #F8F8F8;
      
    }

    .menu .menu-item{
      height: 45px;
      width: 100%;
      font-size: 15px;
      line-height: 45px;
      box-sizing: border-box;
      cursor: pointer;
      text-align: center;
    }

    .menu .menu-item:hover{
      background-color:rgba(230, 230, 230, 0.87);
    }

    .active-item{
      background-color:#FFF;
    }


    /* 主体列表 */
    .container .content{
      margin-left: 200px;
      height: 100%;
    }


    .company-module{
      width: 100%;
    }

    .company-module .company-category{
      position: relative;
      width: 90%;
      margin: 0 5%;
      font-size: 14px;
      color: #424242;
      line-height: 40px;
      text-align: left;
      text-indent: 7px;
    }

    .company-module .company-category::before{
      position: absolute;
      content: '';
      left: 0;
      top: 13px;
      width: 3px;
      height: 14px;
      background-color: #169ADA;
    }


  </style>
</head>
<body>
  <div class="container">
    <div class="menu">
      <div class="menu-item">法律、知识产权</div>
      <div class="menu-item active-item">财税</div>
      <div class="menu-item">工业设计</div>
    </div>
    <div class="content">
      <div class="company-module" data-category="0">
        <div class="company-category">法律、知识产权</div>
        <ul class="company-list">
          <li class="company-item">
            <div class="company-logo">
              <img src="http://w.weipaitang.com/res/img/category/1_1004.jpg?t=10" alt="">
            </div>
            <div class="company-name">123</div>
          </li>
        </ul>
      </div>
    </div>
  </div>
</body>
<script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js"></script>
</html>